| Sample | Flours | Dough | Bread | |||
| δ15N | δ13C | δ15N | δ13C | δ15N | δ13C | |
| Matera |
|
|
|
|
|
|
| Mean | 2.5 | −24.9 | 2.5 | −24.8 | 3.0 | −25.0 |
| SD | 0.9 | 0.5 | 0.3 | 0.1 | 0.1 | 0.4 |
| Altamura |
|
|
|
|
|
|
| Mean | 2.7 | −25.1 | 2.6 | −24.8 | 3.4 | −25.2 |
| SD | 0.3 | 0.1 | 0.2 | 0.1 | 0.3 | 0.2 |
| Laterza |
|
|
|
|
|
|
| Mean | 2.7 | −25.1 | 2.8 | −25.2 | 3.1 | −25.4 |
| SD | 0.3 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 |
| Bonorva |
|
|
|
|
|
|
| Mean | 3.4 | −25.0 | 3.5 | −24.9 | 2.7 | −25.3 |
| SD | 0.4 | 0.2 | 0.3 | 0.3 | 0.2 | 0.3 |